﻿<html>
<head>
<title>  </title>
<style type="text/css">
  a {
      color:red;
     text-decoration: none;
  }
  a:hover{
      font-size: 64px;
      color: #00FF00;
      text-decoration: underline;
      background: #000000;
  }
</style>
</head>
<body>
<p>这是一个<a href="https://www.baidu.com">超链接</a></p>
</body>
</html>